From 7c31e558a55650060826e76becff4c83e948bcab Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 23 Mar 2025 16:56:40 +0100
Subject: [PATCH] Fix duplicate MIDI Clock messages

Notably during realtime export an explicit flush of async
MIDI ports will duplicate port buffer content.

AsyncMIDIPort::cycle_end () calls `flush_output_fifo`,
and `flush_buffers` is called from PortManager::cycle_end.
---
 libs/ardour/ticker.cc | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libs/ardour/ticker.cc b/libs/ardour/ticker.cc
index c2d27ee44e..029337e9df 100644
--- a/libs/ardour/ticker.cc
+++ b/libs/ardour/ticker.cc
@@ -211,7 +211,6 @@ MidiClockTicker::tick (samplepos_t start_sample, samplepos_t end_sample, pframes
 	_transport_pos = end_sample;
 
 out:
-	_midi_port->flush_buffers (n_samples);
 	_midi_port->cycle_end (n_samples);
 }